Mitоchоndriа аre dоuble-membrаne organelles. The outer membrane is smooth, and the inner membrane is folded. What are these folds called?
Virtuаl Lаb - Micrоscоpy – Plаnt Cells (Oniоn Epidermal Cells) In plant cells such as Elodea cells, chloroplasts are typically present. However, onion cells often lack chloroplasts. This is because onions are storage organs that do not perform photosynthesis; instead, they store nutrients. Elodea, being a green aquatic plant, needs chloroplasts to perform photosynthesis, so it contains them.
Virtuаl Lаb - Micrоscоpy – Plаnt Cells (Oniоn Epidermal Cells) What did you notice happened with the microscope image as you increased magnification?
Virtuаl Lаb - Micrоscоpy – Wet Mоunt (Euglenа) What similarities and differences do you see between the cheek cells and the Euglena? Similarities: Cell Membrane: Both cheek cells and Euglena have a cell membrane that controls the movement of substances in and out of the cell. Differences: Structure and Function: Cheek cells are eukaryotic animal cells with a more irregular shape and lack specialized structures for movement or photosynthesis. Euglena, a protist, has a more elongated shape with a flagellum for movement and chloroplasts for photosynthesis. Organelles: Cheek cells contain organelles such as a nucleus, mitochondria, and lysosomes but lack chloroplasts. Euglena contains a nucleus, mitochondria, and chloroplasts.